Answer
0.84
Work Step by Step
1. Change -2.1 and -0.4 to whole numbers:
-21(-4)
2. Multiply: -21(-4) = 84
3. Move two decimal places back to the left: 0.84
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.